Lenovo · SSD

Lenovo 4XB7B01881 6.4 TB SSD

Q: When did the Lenovo 4XB7B01881 6.4 TB SSD come out?

It was released in 2025/06 (Lenovo).

6.4 TB · NVMe PCIe 4.0

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Capacity 6.4 TB
Type NVMe PCIe 4.0

Lenovo 4XB7B01881 6.4 TB SSD is an internal SSD with 6.4 TB of space. It came out in 2025.

Released: 2025-06-29

Specifications

Key specs

Capacity: 6.4 TB
Type: NVMe PCIe 4.0
Released: 2025-06-29
Part number: 4XB7B01881
EAN / UPC: 0889488767595

Features

SSD capacity: 6.4 TB
SSD form factor: U.2
Interface: PCI Express 4.0
NVMe: Yes
Memory type: TLC 3D NAND
Component for: Server/workstation
Hardware encryption: Yes
Random read (4KB): 1100000 IOPS
Random write (4KB): 390000 IOPS
Read latency: 75 µs
Write latency: 15 µs
Hot-swap: Yes
Uncorrectable Bit Error Rate (UBER): < 1 per 10^17 bits read
Mean time between failures (MTBF): 2000000 h
Drive writes per day (DWPD): 3
Certification: FCC Title 47, Part 15B, Class B CA/CSA-CEI/IEC CISPR 22:02 EN 55024: 1998 EN 55022: 2006 EN-60950-1 2nd Edition UL/CSA EN-60950-1 2nd Edition Low Voltage Directive 2006/95/EC C-Tick: AS/NZS3584 BSMI: CNS 13438 KCC Article 11.1 RoHS DIRECTIVE 2011/65/EU WEEE Directive 2002/96/EC

Power

Power consumption (read): 18 W
Power consumption (write): 18 W

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Weight & dimensions

Width: 70 mm
Depth: 100 mm
Height: 15 mm
Weight: 146 g

Operational conditions

Operating temperature (T-T): 0 - 70 °C
Operating relative humidity (H-H): 5 - 95%
Operating vibration: 2.17 G
Operating shock: 1000 G
Maximum operating altitude: 3048 m

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About this product

The ThinkSystem Solidigm P5620 Mixed Use NVMe SSDs are advanced data center SSDs optimized for mixed read-write performance, endurance, and strong data protection for Lenovo servers. With a PCIe 4.0 x4 interface, they are designed for greater performance and endurance in a cost-effective design, and to support a broader set of workloads. With SED encryption as standard, these drives help ensure data security, even when the drive is removed from the server. This product guide introduces the drives and describes their features and specifications, and provides compatibility information. This guide is intended for technical specialists, sales specialists, sales engineers, IT architects, and other IT professionals who want to learn more about the P5620 SSDs and consider their use in IT solutions.